1111123424 has 12 divisors (see below), whose sum is σ = 2187524304. Its totient is φ = 555561696.

The previous prime is 1111123379. The next prime is 1111123441. The reversal of 1111123424 is 4243211111.

It is a super-2 number, since 2×1111123424² = 2469190526722967552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111123396 and 1111123405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17361272 + ... + 17361335.

It is an arithmetic number, because the mean of its divisors is an integer number (182293692).

Almost surely, 2^1111123424 is an apocalyptic number.

It is an amenable number.

1111123424 is a deficient number, since it is larger than the sum of its proper divisors (1076400880).

1111123424 is an equidigital number, since it uses as much as digits as its factorization.

1111123424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34722617 (or 34722609 counting only the distinct ones).

The product of its digits is 192, while the sum is 20.

The square root of 1111123424 is about 33333.5180261550. The cubic root of 1111123424 is about 1035.7479945380.

Adding to 1111123424 its reverse (4243211111), we get a palindrome (5354334535).

The spelling of 1111123424 in words is "one billion, one hundred eleven million, one hundred twenty-three thousand, four hundred twenty-four".